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VESTAKEEP® DC4430 R

Technical Datasheet | Supplied by Evonik

VESTAKEEP® DC4430 R by Evonik is a biocompatible polyether ether ketone (PEEK) grade. It contains 6% barium sulphate to render it x-ray opaque. Exhibits superior mechanical, thermal and chemical resistance. It is suitable for processing by injection molding and extrusion. VESTAKEEP® DC4430 R is especially designed for medical instrument applications such as removable & fixed dentures, crowns and bridges.

VESTAKEEP® DC4430 R Properties

Thermal Properties

Value & Unit

Test Condition

Test Method

Deflection Temperature at 1.8 MPa (264 psi)

155 °C

(Method A)

ISO 75-1

Melting Point

340 °C

(2nd heating, DSC)

ISO 11357

Deflection Temperature at 0.46 MPa (66 psi)

210 °C

(Method B)

ISO 75-2

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